479 search results - page 57 / 96 » Schema mapping discovery from data instances |
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IHI
2010
14 years 4 months ago
2010
Regulations in various countries permit the reuse of health information without patient authorization provided the data is "de-identified". In the United States, for ins...
ADBIS
2003
Springer
15 years 2 months ago
2003
Springer
We present an approach of how to extract automatically an XML document structure from a conceptual data model that describes the content of a document. We use UML class diagrams as...
CII
2008
14 years 9 months ago
2008
Today's enterprises face critical needs in integrating disparate information spread over several data sources inside and even outside the organization. Most organizations alre...
VLDB
2004
ACM
15 years 3 months ago
2004
ACM
We consider the problem of data sharing between autonomous data sources in an environment where constraints cannot be placed on the shared contents of sources. Our solutions rely ...
PVLDB
2010
14 years 8 months ago
2010
The recent literature has provided a solid theoretical foundation for the use of schema mappings in data-exchange applications. Following this formalization, new algorithms have b...